PRODUCT DATASHEET Asia Pacific Region +852‐31026623 ENERGIZER NH50-2500 Specifications Industry Standard Dimensions (millimeters) 34.20 32.30 9.50 Maximum 1.50 Minimum Classification: Chemical System: Rechargeable Nickel-Metal Hydride (NiMH) Designation: Nominal Voltage: Rated Capacity: IEC-HR20 1.2 Volts 2500 mAh (to 1.0 volts) Based on 500 mA (0.2C) discharge rate Typical Weight: Typical Volume: Jacket: 73.0 grams 56.5 cubic centimeters Plastic Label Internal Resistance: The internal resistance of the cell varies with state of charge, as follows: (+) Cell Charged Cell 1/2 Discharged 11 milliohms 21 milliohms (tolerance of ±20% applies to above values) 61.50 59.50 AC Impedance (No Load): (-) The impedance of the charged cell varies with frequency, as follows: 18.0 Minimum Frequency (Hz) Typical Discharge Characteristics Cell Voltage 1.3 500 mA (0.2C) 1.0 Above values based on AC current set at 1.0 ampere. Value tolerances are ±20%. 250 mA (0.1C) 1.2 Operating and Storage Temperatures: To maintain maximum performance, observe the following general guidelines regarding environmental conditions. 0.9 0 3 6 Hours of Discharge 9 12 Typical Performance at 21ºC 1.4 Cell Voltage Impedance (milliohms) (Charged Cell) 9 1000 Typical Performance at 21ºC 1.4 1.1 D 1.3 1.2 1.1 2.5 A (1.0C) 5.0 A (2.0C) 1.0 0.9 0.0 0.5 1.0 1.5 Hours of Discharge 0ºC to 40ºC 0ºC to 50ºC -20ºC to 30ºC 65±20% Operating at extreme temperatures, will significantly impact battery cycle life. 1.25 A (0.5C) 2.0 Charge: Discharge: Storage: Humidity: 2.5 Important Notice This datasheet contains typical information specific to products manufactured at the time of its publication. ©Energizer Holdings, Inc. - Contents herein do not constitute a warranty. Form No. EBC - 8921AP Page 1 of 1